# Mitel MiVoice Office 400 vulnerabilities

Source: https://junglewise.ai/threats/technologies/mivoice-office-400  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/mivoice-office-400.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 8 vulnerabilities in Mitel MiVoice Office 400: 0 in the last 7 days and 8 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-104811, was published on 5 October 2026. Nothing in the last four weeks, down from 8 vulnerabilities in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 8
- All time: 8 (0 critical, 0 exploited in the wild)

## About Mitel MiVoice Office 400

Business telephone system providing voice, messaging, and unified communications for enterprises.

## Latest Mitel MiVoice Office 400 vulnerabilities

- [CVE-2026-104811: Mitel MiVoice Office 400 code execution via WAV file upload](https://junglewise.ai/threats/cve-2026-104811-digitalcanion-sa-has-discovered-a-vulnerability-that-allows) (info, published 5 Oct 2026)
- [CVE-2026-104810: Mitel MiVoice Office 400 path traversal in file browser](https://junglewise.ai/threats/cve-2026-104810-this-vulnerability-allows-remote-attackers-to-delete-sensitive) (info, published 5 Oct 2026)
- [CVE-2026-104809: Mitel MiVoice Office 400 shared object hijacking arbitrary code execution](https://junglewise.ai/threats/cve-2026-104809-digitalcanion-has-discovered-a-vulnerability-that-allows-an) (info, published 5 Oct 2026)
- [CVE-2026-104808: Mitel MiVoice Office 400 stored XSS in Exchange mailbox field](https://junglewise.ai/threats/cve-2026-104808-digitalcanion-has-discovered-a-stored-cross-site-scripting-xss) (info, published 5 Oct 2026)
- [CVE-2026-104807: Mitel MiVoice Office 400 stored XSS in Domains description](https://junglewise.ai/threats/cve-2026-104807-digitalcanion-has-discovered-a-stored-cross-site-scripting-xss) (info, published 5 Oct 2026)
- [CVE-2026-104806: Mitel MiVoice Office 400 path traversal in System Logs](https://junglewise.ai/threats/cve-2026-104806-digitalcanion-has-discovered-a-path-traversal-vulnerability-that) (info, published 5 Oct 2026)
- [CVE-2026-104805: Mitel MiVoice Office 400 backup restoration arbitrary file write](https://junglewise.ai/threats/cve-2026-104805-digitalcanion-has-discovered-a-vulnerability-in-the-backup) (info, published 5 Oct 2026)
- [CVE-2026-104706: Mitel MiVoice Office 400 path traversal in administration logs](https://junglewise.ai/threats/cve-2026-104706-digitalcanion-has-discovered-a-path-traversal-vulnerability-that) (info, published 5 Oct 2026)

## Most severe Mitel MiVoice Office 400 vulnerabilities

- [CVE-2026-104810: Mitel MiVoice Office 400 path traversal in file browser](https://junglewise.ai/threats/cve-2026-104810-this-vulnerability-allows-remote-attackers-to-delete-sensitive) (info, published 5 Oct 2026)
- [CVE-2026-104806: Mitel MiVoice Office 400 path traversal in System Logs](https://junglewise.ai/threats/cve-2026-104806-digitalcanion-has-discovered-a-path-traversal-vulnerability-that) (info, published 5 Oct 2026)
- [CVE-2026-104808: Mitel MiVoice Office 400 stored XSS in Exchange mailbox field](https://junglewise.ai/threats/cve-2026-104808-digitalcanion-has-discovered-a-stored-cross-site-scripting-xss) (info, published 5 Oct 2026)
- [CVE-2026-104807: Mitel MiVoice Office 400 stored XSS in Domains description](https://junglewise.ai/threats/cve-2026-104807-digitalcanion-has-discovered-a-stored-cross-site-scripting-xss) (info, published 5 Oct 2026)
- [CVE-2026-104805: Mitel MiVoice Office 400 backup restoration arbitrary file write](https://junglewise.ai/threats/cve-2026-104805-digitalcanion-has-discovered-a-vulnerability-in-the-backup) (info, published 5 Oct 2026)
- [CVE-2026-104811: Mitel MiVoice Office 400 code execution via WAV file upload](https://junglewise.ai/threats/cve-2026-104811-digitalcanion-sa-has-discovered-a-vulnerability-that-allows) (info, published 5 Oct 2026)
- [CVE-2026-104706: Mitel MiVoice Office 400 path traversal in administration logs](https://junglewise.ai/threats/cve-2026-104706-digitalcanion-has-discovered-a-path-traversal-vulnerability-that) (info, published 5 Oct 2026)
- [CVE-2026-104809: Mitel MiVoice Office 400 shared object hijacking arbitrary code execution](https://junglewise.ai/threats/cve-2026-104809-digitalcanion-has-discovered-a-vulnerability-that-allows-an) (info, published 5 Oct 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 8 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 8 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Mitel technologies

- [Mitel MiCollab](https://junglewise.ai/threats/technologies/micollab): 3 vulnerabilities
- [Mitel MiVoice Business Express](https://junglewise.ai/threats/technologies/mivoice-business-express): 3 vulnerabilities
- [Mitel MiVoice Connect](https://junglewise.ai/threats/technologies/mivoice-connect): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Mitel MiVoice Office 400 vulnerabilities", https://junglewise.ai/threats/technologies/mivoice-office-400, 9 November 2026.